Limited Edition of 1000 Pieces. Ball Watch Company Engineer III Endurance 1917 TMT Limited Edition. NT2222C-P2C-BKC Bringing to life a beautiful combination of classical elegance and sporty masculinity, this Ball Engineer III Endurance 1917 TMT watch is home to a stunning combination of technical innovations. From the ingenious patented mechanical thermometric indication to the screw in crown and anti reflective sapphire crystal glass, this timepiece ensures easy and effortless wear. Measuring to 42mm, the sleek stainless steel case of this Ball Engineer III Endurance 1917 watch houses the automatic calibre BALL RR1601-C which equips the timepiece with hours, minutes and seconds hands, a date window at 2 o clock and a unique temperature gauge at 6 o clock measured in Celsius. The striking black dial is decorated further with large indices, subtle yellow accents and an impressive total of 16 micro gas tubes allowing for easy legibility in the dark. The beauty of Ball’s famous micro gas tubes comes from their ability to glow without any external power for up to 25 years. This Ball Engineer III Endurance 1917 TMT watch is completed by a black rubber strap and pin buckle. Patented mechanical thermometer (TMT). Mu-metal shield for anti-magnetic protection up to 80,000A/m. Amortiser® patented anti-shock system. 16 micro gas tubes for exceptional night reading capability. Special movement oil to endure -40°C / -40°F.